cwbowron has released a new version of his very nicely done homebrew chess game. Changes in this release according to the readme are:
“New options to allow you to change the piece images. You can turn on external pieces and set the pieces file to the png of your choice. refer to pieces.png for the format. each piece is 32x32. Must be PNG. If anyone makes some cool pieces, please share them with me. You can email them to chess AT bowron.us.
Display option: external pieces (default off)
Display option: pieces file
Moved display options to sub option menu
Random mp3 playback - picks random mp3 from /PSP/MUSIC
– Options -> Music options -> Backgrnd music”
You can get it in our PSP Download section [here].